package com.example.fw;

import java.util.List;

import org.openqa.selenium.By;
import org.openqa.selenium.WebElement;

import com.example.tests.GroupData;
import com.example.utils.SortedListOf;

public class GroupHelper extends HelperBase{

	public GroupHelper(ApplicationManager manager) {
		super(manager);
	}

	
	private SortedListOf <GroupData> cachedGroups;
	
	public SortedListOf<GroupData> getGroups() {
		manager.navigateTo().groupsPage();
		if (cachedGroups == null) {
			rebuildCache();
		}
		return cachedGroups;
	}

	private void rebuildCache() {
		cachedGroups = new SortedListOf<GroupData>();
		manager.navigateTo().groupsPage();
		List<WebElement> checkboxes = driver.findElements(By.name("selected[]"));
		for (WebElement checkbox : checkboxes) {
		  String title = checkbox.getAttribute("title");
		  String name = title.substring("Select (".length(), title.length() -")".length());
		  cachedGroups.add(new GroupData().withName(name));
		}		
	}
	
	public GroupHelper createGroup(GroupData group) {
		manager.navigateTo().groupsPage();
		initGroupCreation();
		fillGroupForm(group);
		submitGroupCreation();
		returnToGroupsPage();
		rebuildCache();
		return this;
	}
	
	public GroupHelper deleteGroup(int index) {
		selectGroupByIndex(index);
		submitGroupDeletion();
		returnToGroupsPage();	
		rebuildCache();
		return this;
	}

	public GroupHelper modifyGroup(int index, GroupData group) {
		initGroupModification(index);
		fillGroupForm(group);
		submitGroupModification();
		returnToGroupsPage();
		rebuildCache();
		return this;
	}

	//---------------------------------------------------------

	public GroupHelper initGroupCreation() {
       click(By.name("new"));
       return this;
	   }

	public GroupHelper fillGroupForm(GroupData group) {
	    type(By.name("group_name"), group.getName());
	    type(By.name("group_header"), group.getHeader());
	    type(By.name("group_footer"), group.getFooter());
	    return this;
	   }

	public GroupHelper submitGroupCreation() {
	   click(By.name("submit"));
	   cachedGroups = null;
	   return this;
	  }

	public GroupHelper returnToGroupsPage() {
	    click(By.linkText("group page"));
	    return this;
	  }

	
	private void selectGroupByIndex(int index) {
		click(By.xpath("//input[@name = 'selected[]'][" + (index+1) + "]"));
		//click(By.xpath("//input[@name = 'selected[]'][1]"));
	}

	public GroupHelper initGroupModification(int index) {
		selectGroupByIndex(index);
		click(By.name("edit"));
		 return this;
	}

	public GroupHelper submitGroupModification() {
		click(By.name("update"));
		cachedGroups = null;
		return this;
	}

	public void submitGroupDeletion() {
		click(By.name("delete"));
		cachedGroups = null;
	}

	

}
